Alright, let's work through 12042808 times 56103042 step by step
12042808 × 56103042 = 56103042 × (12042808)
+ 56103042 × 8 yielding 448824336
+ 56103042 × 00 which equals 0
+ 56103042 × 800 that equals 44882433600
+ 56103042 × 2000 that equals 112206084000
+ 56103042 × 40000 what gives us 2244121680000
+ 56103042 × 000000 yielding 0
+ 56103042 × 2000000 giving us 112206084000000
+ 56103042 × 10000000 that is equal 561030420000000

= 675638163021936
